All names: Gaia DR3 4616440409785849472, EC01314-8544, Gaia DR2 4616440409785849472, GALEX J012828.5-852914, 2MASS J01282860-8529146, TIC 394732048, UCAC4 023-000540, EC 01314-8544
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 01 28 28.46 | 01 28 28.64 (0.03) | ||
| Declination | -85 29 14.57 | -85 29 14.53 (0.03) | ||
| Spectral type | sdB | sdB | ||
| Effective temperature | [K] | |||
| log(g) | [cgs] | |||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.33 (0.05) | 0.38 (0.03) | |
| Distance | [pc] | 3045.07 (434) | 2639.22 (217) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 8.014 (0.09) | 8.038 (0.04) | |
| Proper motion (declination) | [mas/yr] | 2.321 (0.08) | 2.196 (0.04) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 15.51 (0.05) | |||
| V magnitude | 15.64 (0.05) | |||
| R magnitude | 16.01 (0.2) | |||
| I magnitude | ||||
| J magnitude | 16.00 (0.09) | 16.00 (0.09) | ||
| H magnitude | 16.26 (0.2) | 16.26 (0.2) | ||
| K magnitude | 15.85 | |||
| u magnitude | ||||
| g magnitude | 15.48 (0.05) | |||
| r magnitude | 15.86 (0.01) | |||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 15.64 (0.0009) | 15.62 (0.003) | ||
| BP magnitude | 15.49 (0.007) | |||
| RP magnitude | 15.79 (0.004) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.096 | |||
* Constant surface field
Spectra without link are available upon request
The Montreal White Dwarf Database is produced and maintained by Prof. Patrick Dufour (Université de Montréal) and Dr. Simon Blouin (University of Victoria). Please send database updates, corrections, suggestions or bug reports to patrick.dufour@umontreal.ca.